Patents by Inventor Steven D. McArthur

Steven D. McArthur has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Stacking apparatus and method of multi-layer stacking of objects on a support
    Patent number: 8468781
    Abstract: A stacking apparatus and method of multi-layer stacking of objects of different sizes on a support to form a stacked support includes providing a support handler. A support is elevated with the support handler and objects of different sizes and shapes are stacked on the support to form a stacked support. A stacked support is removed and an empty support supplied with the support handler. A placeholder is provided above the support handler. The placeholder has a first mode for receiving objects on the placeholder. The placeholder has a second mode for providing access to a support on the support handler. The placeholder is put in the first mode while the support handler removes a stacked support and supplies an empty support. The placeholder is put in the second mode when the support handler is elevating a support being stacked with articles.
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: June 25, 2013
    Assignee: Dematic Corp.
    Inventors: Roland Fritzsche, Martin Dirks, Lorne A. Weeter, Steven D. McArthur
  • STACKING APPARATUS AND METHOD OF MULTI-LAYER STACKING OF OBJECTS ON A SUPPORT
    Publication number: 20100146907
    Abstract: A stacking apparatus and method of multi-layer stacking of objects of different sizes on a support to form a stacked support includes providing a support handler. A support is elevated with the support handler and objects of different sizes and shapes are stacked on the support to form a stacked support. A stacked support is removed and an empty support supplied with the support handler. A placeholder is provided above the support handler. The placeholder has a first mode for receiving objects on the placeholder. The placeholder has a second mode for providing access to a support on the support handler. The placeholder is put in the first mode while the support handler removes a stacked support and supplies an empty support. The placeholder is put in the second mode when the support handler is elevating a support being stacked with articles.
    Type: Application
    Filed: November 20, 2009
    Publication date: June 17, 2010
    Applicant: Dematic Corp.
    Inventors: Roland Fritzsche, Martin Dirks, Lorne A. Weeter, Steven D. McArthur